<template>
    <el-image
            :src="`${realSrc}`"
            fit="cover"
            :style="`width:${realWidth};height:${realHeight};`"
            :preview-src-list="realSrcList"
            preview-teleported
    >
        <template #error>
            <div class="image-slot">
                <el-icon>
                    <picture-filled/>
                </el-icon>
            </div>
        </template>
    </el-image>
</template>

<script setup>
    import {isExternal} from "@/utils/validate";

    const props = defineProps({
        src: {
            type: String,
            default: ""
        },
        width: {
            type: [Number, String],
            default: ""
        },
        height: {
            type: [Number, String],
            default: ""
        }
    });

    const realSrc = computed(() => {
        if (!props.src) {
            return;
        }
        let real_src = props.src.split(",")[0];
        if (isExternal(real_src)) {
            return real_src;
        }
        return import.meta.env.VITE_APP_BASE_API + real_src;
    });

    const realSrcList = computed(() => {
        if (!props.src) {
            return;
        }
        let real_src_list = props.src.split(",");
        let srcList = [];
        real_src_list.forEach(item => {
            if (isExternal(item)) {
                return srcList.push(item);
            }
            return srcList.push(import.meta.env.VITE_APP_BASE_API + item);
        });
        return srcList;
    });

    const realWidth = computed(() =>
        typeof props.width == "string" ? props.width : `${props.width}px`
    );

    const realHeight = computed(() =>
        typeof props.height == "string" ? props.height : `${props.height}px`
    );
</script>

<style lang="scss" scoped>
    .el-image {
        border-radius: 5px;
        background-color: #ebeef5;
        box-shadow: 0 0 5px 1px #ccc;

        :deep(.el-image__inner) {
            transition: all 0.3s;
            cursor: pointer;

            &:hover {
                transform: scale(1.2);
            }
        }

        :deep(.image-slot) {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
            height: 100%;
            color: #909399;
            font-size: 30px;
        }
    }
</style>
